Math vocab

1. Basic counting
3. Angles that have a sum of 90
7. Subtract the old from the new, then divide by the old value. Show that as a Percentage
9. The outside area of something
11. To be multiplied up or down
12. RATE How much something happens in an hour
13. an angle immediately next to another angle.
15. angles Angles that are the same
18. To find the error of somthing
19. drawing To have a scale factor
20. Angles who sum is 180
23. If two ratios or fractions are the same
24. How much you add when you buy then resell that item
25. which interest is calculated.
28. The chances of getting somthing
29. A way that shows if something is greater than, less than, greater than or equal to, and less than or equal to using symbols

2. chance or liklihood of an event happening
4. a number between 0 and 1 that indicates
5. is a fee paid for borrowing money or other assets.
6. he constant value (often written k) relating amounts that rise or fall uniformly together.
8. A increase in percentage
10. having the same shape and the same size
11. interest interest is an amount of money a lender charges a borrower for a loan
14. What things equal
16. To calculate a number with a percentage taken away
17. angles Lines that intercect
21. Two things compared
22. How much the line is steep
23. Decrease is a change when it goes down
26. the amount of money borrowed or invested,
27. How fast something is